Map Reduce, Atomic Counters, & Binary Data

Mongo 3.4.3    |    Expert
  • 10 videos | 39m 22s
  • Includes Assessment
  • Earns a Badge
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MongoDB has some very powerful features to allow you to query and manipulate data. Explore the use of MapReduce and Atomic Counters, as well as how to store binary data using BSON.

WHAT YOU WILL LEARN

  • Use and troubleshoot a map function to emit key-value pairs
    Use and troubleshoot a reduce function to reduce a set of key-value pairs
    Use the mapreduce function to aggregate operations over a collection
    Use the mapreduce function over a constantly growing data set
    Define when atomic operations are needed
  • Use atomic counters to maintain multiple fields that must be in sync
    Define and identify the bson types and when they should be used
    Use the bson binary data type to store binary data
    Retrieve binary data stored in a bson binary data field
    Use mongodb extended json to preserve type information

IN THIS COURSE

  • 3m 54s
    In this video, find out how to use and troubleshoot a Map function to emit key-value pairs. FREE ACCESS
  • 3m 51s
    In this video, learn how to use and troubleshoot a Reduce function to reduce a set of key-value pairs. FREE ACCESS
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    3.  Performing a MapReduce
    4m 18s
    In this video, you will learn how to use the MapReduce function to aggregate operations over a collection. FREE ACCESS
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    4.  Performing an Incremental MapReduce
    4m 4s
    Find out how to use the MapReduce function over a data set that is constantly growing. FREE ACCESS
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    5.  Defining the Need for Atomic Counters
    4m 5s
    Find out how to define when atomic operations are needed. FREE ACCESS
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    6.  Handling Atomic Counters
    3m 50s
    Find out how to use atomic counters to maintain multiple fields that must be synchronized. FREE ACCESS
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    7.  Defining BSON
    4m 5s
    Learn how to define and identify the BSON types and when to use them. FREE ACCESS
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    8.  Storing Binary Data
    3m 18s
    In this video, learn how to use the BSON binary data type to store data in binary form. FREE ACCESS
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    9.  Retrieving Binary Data
    3m 58s
    In this video, learn how to retrieve binary data stored in a BSON binary data field. FREE ACCESS
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    10.  Converting to JSON
    3m 59s
    In this video, learn how to use MongoDB Extended JSON to maintain type information. FREE ACCESS

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